U.S.A., Montana, Carter, Custer National Forest: Long Pines: just W of Forest Road 3117, in and around unnamed pond in Spring Canyon, ca 16 air mi NW of Camp Crook, SD.
45.7243 -104.2192 NAD 83
45.7243° N, 104.2192° W; NAD 83, , GPS reading; T1S R61E S32 NE1/4